package com.g24.partychecker;

import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.SQLException;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;

public class DBASettings
{
	//Regio, Genre en Twitter Settings
	public static final String KEY_PROVINCIE = "provincie";
    public static final String KEY_REGIO = "regio";
    public static final String KEY_GENRE = "genre";
    public static final String KEY_TWIT_USER = "twit_user";
    public static final String KEY_TWIT_PASS = "twit_pass";
    public static final String KEY_TWIT_TEXT = "twit_text";
    public static final String KEY_ROWID = "_id";

    private static final String TAG = "DBAdapter";
    private DatabaseHelper mDbHelper;
    private SQLiteDatabase mDb;

    /**
     * Database creation sql statement
     */
    
    private static final String DATABASE_CREATE_SETTINGS = "CREATE TABLE Settings (_id INTEGER PRIMARY KEY AUTOINCREMENT," +
    													" provincie TEXT, regio TEXT, genre TEXT, twit_user TEXT, twit_pass TEXT, twit_text TEXT);";

    private static final String DATABASE_NAME = "pchecker.db";
    private static final String DATABASE_TABLE = "Settings";
    private static final int DATABASE_VERSION = 2;

    private final Context mCtx;

    private static class DatabaseHelper extends SQLiteOpenHelper 
    {

        DatabaseHelper(Context context) 
		{
            super(context, DATABASE_NAME, null, DATABASE_VERSION);
        }

        @Override
        public void onCreate(SQLiteDatabase db) 
		{
            db.execSQL(DATABASE_CREATE_SETTINGS);
        }

        @Override
        public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) 
        {
            Log.w(TAG, "Upgrading database from version " + oldVersion + " to "
                    + newVersion + ", which will destroy all old data");
            db.execSQL("DROP TABLE IF EXISTS notes");
            onCreate(db);
        }
    }

    /**
     * Constructor - takes the context to allow the database to be
     * opened/created
     * 
     * @param ctx the Context within which to work
     */
    public DBASettings(Context ctx) 
    {
        this.mCtx = ctx;
    }

    /**
     * Open the notes database. If it cannot be opened, try to create a new
     * instance of the database. If it cannot be created, throw an exception to
     * signal the failure
     * @return 
     * 
     * @return this (self reference, allowing this to be chained in an
     *         initialization call)
     * @throws SQLException if the database could be neither opened or created
     */
    public DBASettings open() throws SQLException 
    {
        mDbHelper = new DatabaseHelper(mCtx);
        mDb = mDbHelper.getWritableDatabase();
        return this;
    }

    public void close() 
    {
        mDbHelper.close();
    }


    /**
     * Create a new note using the title and body provided. If the note is
     * successfully created return the new rowId for that note, otherwise return
     * a -1 to indicate failure.
     * 
     * @param title the title of the note
     * @param body the body of the note
     * @return rowId or -1 if failed
     */
    public long createSetting(String provincie, String regio, String genre) 
    {
        ContentValues initialValues = new ContentValues();
        initialValues.put(KEY_PROVINCIE, provincie);
        initialValues.put(KEY_REGIO, regio);
        initialValues.put(KEY_GENRE, genre);
        
        return mDb.insert(DATABASE_TABLE, null, initialValues);
    }

    /**
     * Delete the note with the given rowId
     * 
     * @param rowId id of note to delete
     * @return true if deleted, false otherwise
     */
    public boolean deleteSetting(long rowId) 
    {

        return mDb.delete(DATABASE_TABLE, KEY_ROWID + "=" + rowId, null) > 0;
    }
 

    /**
     * Return a Cursor positioned at the note that matches the given rowId
     * 
     * @param rowId id of note to retrieve
     * @return Cursor positioned to matching note, if found
     * @throws SQLException if note could not be found/retrieved
     */
    public Cursor fetchSetting(long rowId) throws SQLException 
    {

        Cursor mCursor =
            mDb.query(true, DATABASE_TABLE, new String[] {KEY_ROWID,
                    KEY_PROVINCIE, KEY_REGIO, KEY_GENRE}, KEY_ROWID + "=" + rowId, null, null, null, null, null);
        
        if (mCursor != null) 
        {
            mCursor.moveToFirst();
        }
        return mCursor;

    }

    /**
     * Update the note using the details provided. The note to be updated is
     * specified using the rowId, and it is altered to use the title and body
     * values passed in
     * 
     * @param rowId id of note to update
     * @param title value to set note title to
     * @param body value to set note body to
     * @return true if the note was successfully updated, false otherwise
     */
    public boolean updateSetting(long rowId, String provincie, String regio, String genre) 
    {
        ContentValues args = new ContentValues();
        args.put(KEY_PROVINCIE, provincie);
        args.put(KEY_REGIO, regio);
        args.put(KEY_GENRE, genre);

        return mDb.update(DATABASE_TABLE, args, KEY_ROWID + "=" + rowId, null) > 0;
    }
}
